Home / 49,601.28-68,451.84-28,377.60

Finding the Fourth Proportional to 49,601.28, 68,451.84 and 28,377.60

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Solution

The fourth proportional to 49,601.28, 68,451.84 and 28,377.60 is: 39,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,601.28 : 68,451.84 = 28,377.60 : x
  2. Step 2: Convert to fraction form
    49,601.28/68,451.84 = 28,377.60/x
  3. Step 3: Cross multiply
    49,601.28x = 68,451.84 × 28,377.60
  4. Step 4: Simplify right side
    49,601.28x = 1,942,498,934.78
  5. Step 5: Solve for x
    x = 1,942,498,934.78/49,601.28
  6. Step 6: Final answer
    x = 39,162.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.